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2026-03-28 - 22:08
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Mar 28, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7076215790,60sleep10-21swapper/107:05:011
123412122112,7sleep20-21swapper/207:06:382
123342113104,6sleep00-21swapper/007:06:310
125852112102,7sleep30-21swapper/307:09:483
121812690,1sleep312186-21kthreadcore08:30:203
106022670,1sleep30-21swapper/311:25:003
1277699340,32cyclictest0-21swapper/112:35:141
1278099280,27cyclictest0-21swapper/212:39:522
1278099280,27cyclictest0-21swapper/211:51:512
1278099280,27cyclictest0-21swapper/207:51:582
1277299280,27cyclictest0-21swapper/010:14:550
12780992723,3cyclictest0-21swapper/212:25:422
1278099270,26cyclictest0-21swapper/211:11:052
1278099270,26cyclictest0-21swapper/210:27:352
1278099270,26cyclictest0-21swapper/208:07:462
1278099270,26cyclictest0-21swapper/207:36:162
1277699270,26cyclictest0-21swapper/111:24:091
1277699270,26cyclictest0-21swapper/110:14:531
1277699270,26cyclictest0-21swapper/108:27:431
1277699260,26cyclictest0-21swapper/110:26:251
1277699260,25cyclictest0-21swapper/112:00:571
1277699260,25cyclictest0-21swapper/111:38:001
1277699260,25cyclictest0-21swapper/111:10:081
1277699260,25cyclictest0-21swapper/109:51:351
1277699260,25cyclictest0-21swapper/109:47:231
1277699260,25cyclictest0-21swapper/109:32:591
1277699260,25cyclictest0-21swapper/109:13:471
1277699260,25cyclictest0-21swapper/108:55:011
1277699260,25cyclictest0-21swapper/108:43:541
1277699260,25cyclictest0-21swapper/108:01:161
1277299260,25cyclictest0-21swapper/008:35:160
12780992521,3cyclictest0-21swapper/207:10:032
1277699250,25cyclictest0-21swapper/112:29:001
1277699250,24cyclictest0-21swapper/112:33:331
1277699250,24cyclictest0-21swapper/112:21:191
1277299250,24cyclictest0-21swapper/008:58:560
12780992417,7cyclictest0-21swapper/210:48:142
1278099240,23cyclictest0-21swapper/210:09:502
12776992422,2cyclictest0-21swapper/108:32:541
1277699240,23cyclictest0-21swapper/108:10:581
12780992321,2cyclictest0-21swapper/209:37:432
12780992319,3cyclictest0-21swapper/209:27:532
12780992317,5cyclictest0-21swapper/210:15:292
1278099231,21cyclictest0-21swapper/211:19:332
1277699230,22cyclictest0-21swapper/111:08:201
1277699230,22cyclictest0-21swapper/107:16:211
1277299238,14cyclictest0-21swapper/011:30:110
1278099228,13cyclictest0-21swapper/208:20:252
1278099222,2cyclictest29045-21turbostat10:15:002
12780992219,2cyclictest749-21snmpd11:23:362
12780992219,2cyclictest749-21snmpd10:36:172
12780992218,3cyclictest0-21swapper/209:02:292
1278099220,21cyclictest0-21swapper/211:28:332
1278099220,21cyclictest0-21swapper/208:25:352
1278099220,21cyclictest0-21swapper/207:44:302
1277699220,3cyclictest0-21swapper/109:17:261
1277699220,21cyclictest0-21swapper/111:52:121
1277699220,21cyclictest0-21swapper/110:45:441
1277699220,21cyclictest0-21swapper/110:38:501
1277699220,21cyclictest0-21swapper/110:09:111
1277699220,21cyclictest0-21swapper/109:25:171
1277699220,21cyclictest0-21swapper/107:46:041
1277699220,21cyclictest0-21swapper/107:23:071
12772992220,2cyclictest0-21swapper/010:07:350
12772992219,2cyclictest749-21snmpd07:53:060
1277299220,20cyclictest12143-21munin-run11:55:000
12780992118,3cyclictest0-21swapper/211:58:032
12780992118,2cyclictest749-21snmpd08:15:312
12780992118,2cyclictest749-21snmpd08:15:302
12780992118,2cyclictest0-21swapper/208:39:072
1278099210,2cyclictest0-21swapper/209:05:352
1278099210,20cyclictest0-21swapper/212:00:472
1278099210,20cyclictest0-21swapper/211:31:512
1278099210,20cyclictest0-21swapper/210:50:082
1278099210,20cyclictest0-21swapper/209:43:022
1278099210,20cyclictest0-21swapper/207:58:062
1278099210,20cyclictest0-21swapper/207:47:152
1278099210,1cyclictest13646-21/usr/sbin/munin10:30:142
1277699210,2cyclictest0-21swapper/110:51:231
1277699210,20cyclictest0-21swapper/112:17:031
1277699210,20cyclictest0-21swapper/112:12:041
1277699210,20cyclictest0-21swapper/111:42:511
1277699210,20cyclictest0-21swapper/110:58:141
1277699210,20cyclictest0-21swapper/110:32:441
1277699210,20cyclictest0-21swapper/110:22:111
1277699210,20cyclictest0-21swapper/109:59:261
1277699210,20cyclictest0-21swapper/109:36:041
1277699210,20cyclictest0-21swapper/109:08:201
1277699210,20cyclictest0-21swapper/109:01:261
1277699210,20cyclictest0-21swapper/108:50:141
1277699210,20cyclictest0-21swapper/108:46:591
1277699210,20cyclictest0-21swapper/108:18:071
1277699210,20cyclictest0-21swapper/108:18:061
1277699210,20cyclictest0-21swapper/107:59:031
1277699210,20cyclictest0-21swapper/107:53:371
1277699210,20cyclictest0-21swapper/107:31:241
1277699210,15cyclictest0-21swapper/111:32:031
12780992018,1cyclictest749-21snmpd12:30:242
12780992018,1cyclictest749-21snmpd12:18:092
12780992018,1cyclictest749-21snmpd09:52:352
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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